Shops are in general open from 10 am to 11 pm.
The opening hours depend on each shop, some bars may close at later hour.
Wikipedia https://zh.wikipedia.org/wiki/田子坊
Official website http://www.tianzifang.cn/
Information at Travel China Guide http://www.travelchinaguide.com/attraction/shanghai/tianzifang.htm
地址 Shanghai, China
坐标 31°12'35.849" N 121°27'54.061" E
